/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlets;

import data.ImageHandler;
import java.io.IOException;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author bertram
 */
public class Images extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {


        ServletOutputStream out = response.getOutputStream();

        try {
            String part = request.getPathInfo();
            String[] split = part.split("/");
            String fileName = split[1];
            if(request.getRequestURI().contains("thumbs/")){
                response.setContentType("image/jpeg");
                fileName = "thumbs/".concat(fileName);
                out.write(new ImageHandler().getAsBytes(fileName));
            }
            else if(fileName.endsWith("jpg")) {
                response.setContentType("image/jpeg");

            } else if (fileName.endsWith("tif")) {
                response.setContentType("image/tiff");

            } else if (fileName.endsWith("png")) {
                response.setContentType("image/png");

            } else {
                System.out.println("ehh: " + fileName);

            }
            out.write(new ImageHandler().getAsBytes(fileName));
            out.close();
        } catch (Exception ex) {
            System.out.println("billedfejl: " + ex.getMessage());
        } finally {
            out.close();
        }
    }

// <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);




    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);




    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";


    }// </editor-fold>
}
